dma_map

unsigned long(* nrf_wifi_bal_ops::dma_map) (void *bus_dev_ctx, unsigned long virt_addr, size_t len, enum nrf_wifi_osal_dma_dir dma_dir)

Map a DMA buffer.

Parameters

bus_dev_ctx	Pointer to the bus device context.
virt_addr	Virtual address of the buffer.
len	Length of the buffer.
dma_dir	DMA direction.

Returns

Physical address of the mapped buffer.